felicific

felicific Giving or getting intense pleasure.
Found on http://www.wordinfo.info/words/index/info/view_unit/3665/

Felicific

Making happy; conducive to happiness or pleasure. -- G.R.M.
Found on http://www.ditext.com/runes/f.html

FELICIFIC

Productive of happiness or tending to make happy; more generally, involving happiness or having to do with happiness.
Found on http://www.abdn.ac.uk/philosophy/guide/glossary.shtml
No exact match found